package lab04.test03;

/**
 * Created by 林云志 on 2017/12/1.
 */
public class B implements Runnable{
    @Override
    public void run() {
        while(true){
            try {
                Thread.sleep(500);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            System.out.println("B");
        }
    }
}
